Databases Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Oracle (3259)
SQL Server (4518)
MS Access (429)
MySQL (1402)

Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)

DB Development (113)
SQL PLSQL (3330)
MongoDB (502)
IBM Informix (50)

Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)

Database Management (1411)
Databases AllOther (288)

Databases Interview Questions

Questions Answers Views Company eMail

What is the difference between left join and left outer join?

1 1591

What does inner join mean?

1181

Which one is better subquery or joins?

1071

What is thread join () in threading?

1019

What is the difference between left outer join and left join?

1002

What is a left join?

961

Which is better join or inner query?

1064

Is left join and outer join same?

1080

How do you use join?

947

What is difference between left and right outer join?

995

What is faster join or subquery?

1018

What does an inner join do?

1196

What is a left inner join?

1024

Which table is left in join?

984

What is the difference between inner join and outer join?

1002

Un-Answered Questions { Databases }

How a Store Procedure called with a cursor out parameter.?

1022

How does mysql store dates?

946

Explain constraining triggers.

1103

What are schema-level triggers?

1107

How many instances per computer are there in sql server 2000?

1083

what is a table called, if it has neither cluster nor non-cluster index? What is it used for? : Sql dba

979

What are the advantages of oracle?

1031

How to view the data files in the current database?

1103

Explain % and _ inside like statement?

1021

how can a session indicate its interest in receiving alerts?

1052

can sql servers linked to other servers like oracle? : Sql dba

1013

How to set database to be single_user in ms sql server?

1041

Can we create table in function?

973

How to rename a column in the output of sql query?

1073

How do I create a table in postgresql pgadmin?

884

For More Un-Answered { Databases } Questions Click Here